Let's get this math done. We have 527 and we're going to multiply it by 4. This is the same as taking 527 and adding it to itself 4 times.
Step 1: 0 + 527 = 527
Step 2: 527 + 527 = 1054
Step 3: 1054 + 527 = 1581
Step 4: 1581 + 527 = 2108

So, 527*4 = 2108